👋 Hello! my name is

Raj Chhatbar.

Software Development Engineer @Amazon

I am a software development engineer based in Seattle Washington, specializing in building full-stack cloud-based solutions.

Resume

About Me

  Introduction

Hello! I'm Raj, a software Engineer based in Seattle, WA.

There are no secrets to success. It's the result of preparation, hard work, and learning from failure. I enjoy creating, innovating, and testing new ideas; eventually, some have worked out. However, for me, the experience is the true wisdom

  Language
Python(sync and async)

Proficient

JAVA

Proficient

JavaScript

Proficient

TypeScript

Advanced

SQL

Advanced

C/C++

Advanced

GO

Elementary

  Technologies
Frameworks
DjangoDjango-RESTReactGatsbyDjango-ChannelsExpress-JSFlaskNext-jsJitsi-WebRTCReduxPySparkPyTorchTensorFlowCelerySpring/Guice
Databases
PostgreSQLMongoDBDynamoDBFirebase (Cloud Firestore and Realtime)Redis
Tools
DockerKubernetesGit & GitHubOAuthUnix/BashAWS (EC2, S3, Lambda)GCPKubernetesRESTGraphQLSSHTelnetgrep
  Education
California State University, Fullerton

Masters of Science - Computer Science

August 2018 - May 2021

GLS University

Post Graduate Diploma - Computer Science

March 2017 - March 2018

St. Xavier's College, Ahmedabad

Bachlors of Science - Physics

June 2014 - March 2017

  My Interests
Can’t live without
  • google/youtube(funny yeah but learned a lot from it)
  • Dark Chocolates
  • Indian Food

My Experience

Software Development Engineer

Amazon.com, Inc. and its affiliates and subsidiaries.

August 2021 - Present
  • Working on financial offer ranking to provide best offers to customers worldwide.
  • Working on Prime card bonus expansion.
    https://www.amazon.com/pcb

Projects I’ve have worked on

IMDB movie review data's sentiment analysis

Python, XGBoost, RNN

Code

  • Devised a sentiment analysis model to find out movie review sentiment by utilizing XGBoost & deep learning RNN's on Amazon sage maker and deployed it over AWS

Code

Virtual memory manager in operating system

C++, Singleton design, OOP, Page replacement algorithm
  • Implemented a virtual memory management system, included support for paging, Virtual Memory and page replacement to and from the backing store by utilizing LRU and FIFO page replacement algorithm

Text search using Docker and Elastic Search

NodeJS, Docker, Elastic search, ReactJS, Nginx

Code

  • Populated Elasticsearch with 100 books (230,000 paragraphs) to prepare a search API by leveraging Nginx and NodeJS backend client along with ReactJS as frontend client

Code

Real-Time Taxi App with Django Channels and React

Django- Channels, Redis, PY-test, ReactJS, Nginx
  • Used asynchronous Django-channels to create WebSocket hooked with React-JS to visualize the current location using Google Maps. Leveraged Cypress for creating end-to-end testing

Blogs

FEBRUARY 2, 2021

Today we all know that infinite scroll has become like a standard practice in most websites as from the user’s perspective, it is easy and friction-less, which indirectly helps companies increase...

React-js
Infinite-Scroll
Hooks
Debounce
Throttling

JANUARY 24, 2021

Frequently we have come across the question of whether we should serve static files with Django or with some cloud-based storage solutions. However, when the system tends to scale, serving static...

Django
REST Framework
AWS S3
Get In Touch

Although I’m not currently looking for any new opportunities, my inbox is always open. Whether you have a question or just want to say hi, I’ll try my best to get back to you!

Say Hello!